h = eval(input("请输入本月的工资："))
g=h-5000
if g<=0:
    s=0
elif g<=1500:
    s=g*0.03
elif g<=4500:
    s=(g-1500)*0.1+1500*0.03
elif g<=9000:
    s=(g-4500)*0.2+3000*0.1+1500*0.03
elif g<=35000:
    s=(g-9000)*0.25+4500*0.2+3000*0.1+1500*0.03
elif g<=55000:
    s=(g-35000)*0.3+26000*0.25+4500*0.2+3000*0.1+1500*0.03
elif g<=80000:
    s=(g-55000)*0.35+20000*0.3+26000*0.25+4500*0.2+3000*0.1+1500*0.03
elif 80000<=g:
    s=(g-80000)*0.45+25000*0.35+20000*0.3+26000*0.25+4500*0.2+3000*0.1+1500*0.03
print("本月的税收为：{}".format(s))
